package com.cskaoyan.demo9.mapper;

import com.cskaoyan.demo9.model.CskaoyanCourse;

public interface CskaoyanCourseMapper {
    // 分次查询 → 根据课程id查询学生列表 List<CskaoyanStudent> selectByCourseId(Integer courseId);
    CskaoyanCourse selectByName2(String name);
    // 连接查询
    CskaoyanCourse selectByName3(String name);
}